@charset "utf-8";
												/*二级导航*/
.nav_sub,
.banner,
.content{
	position:relative;
	top:40px;
}
.nav_sub{
	width:100%;
	padding:0 20px;
}
.nav_sub ul{
	width:100%;
	text-align:center;
	line-height:30px;
}
.nav_sub li:first-child{
	margin-left:0;
}
.nav_sub li{
	width:23%;
	margin-left:1%;
	display:inline-block;
	text-align:center;
}
.nav_sub a{
	width:100%;
	display:inline-block;
	border-bottom:5px solid transparent;         /*********给出透明边框，占据位置*********/
	font-size:16px;
	color:#999;
}
.nav_sub a.current,
.nav_sub a:active{
	border-bottom:5px solid #01a1ff;
}
/*//////////////////////////////////////////////主体部分////////////////////////////////////////////////*/
.top{
	width:100%;
	box-sizing:border-box;
	padding:0 20px;
	line-height:30px;
	border-bottom:1px solid #ececec;
}
.top h2,
.top h3{
	display:inline-block;
	letter-spacing:0.1em;
}
.top h2{
	color:#01a1ff;
}